
322 VisualSonics Vevo 2100 Imaging System Operator Manual Rev 1.1
Chapter 45: Acquiring Power Doppler Mode images
a. Press
Update
. The color ROI box becomes a dashed-line box.
b. Trackball up or down to change the height of the box, or left and right to
change the width of the box.
c. Press
Update
to return to the solid-lined color ROI box.
3. To change the position of the box, trackball to move the color ROI box.
4. Adjust the
Image Width
control to remove image content outside the region of
interest to optimize the image data for analysis.
5. Press
Presets
to cycle through the available presets and then select an
appropriate set of optimized image acquisition settings.
6. If you need to refine your settings, on the control panel adjust the Power
Doppler Mode controls (page 327).
7. Press the
Scan/Freeze
toggle control to stop the data acquisition so you can
review the data in the acquisition buffer.
8. Roll the trackball side to side to scroll through the cine loop.
9. If you are satisfied with the cine loop or an individual image frame, store your
image data.
To save a cine loop press
Cine Store
.
To save and label a cine loop, press
Image Label
.
To save the displayed image frame press
Frame Store
.
10. Press
Scan/Freeze
toggle control to resume scanning.
11. Save images as required.
12. Press
Close
. The system closes the series you are working on and displays the
Study Information window.
13. Complete the required fields to define your study and click OK.
The Study Browser appears.
You have successfully acquired Power Doppler Mode image data.
Next step
Adding generic Power Doppler Mode measurements (page 333)
Adding protocol measurements (page 168)
Segmentation in Power 3D-Mode
The segmentation feature is the only 3D image analysis tool in the system that can
quantify vasculature.
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